As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON CLIMB OUT EXCESSIVE PITCH FORCE NEEDED TO ROTATE. ELEVATOR FEEL DIFFERENTIAL PRESSURE LIGHT ILLUMINATED WITH ASSOCIATED SLOW A SYSTEM LEAK. PERFORMED HYD SYS LEAK OR LOSS CHECKLIST AND ISOLATED LEAK TO ELEVATOR SYSTEM A. DUMPED FUEL AND RETURNED FOR LANDING WITH A SYS QTY STABILIZED AT ONE GALLON. REMOVED AND REPLACED ELEVATOR FEEL COMPUTER PER 727 MM 27-30-101-2, OPERATIONAL AND LEAK CHECK GOOD OF FEEL COMPUTER.